BootmodeChecker

This app checks if you're vulnerable to CVE-2016-8467 and/or under attack.

CVE-2016-8467 checker.

BootmodeChecker detects whether your Nexus 6/6P device is vulnerable to or patched against CVE-2016-8467. It also checks if the ro.boot.mode system property has been tampered with, which may indicate that the device is under attack.

Source code is available here:

https://github.com/roeeh/bootmodechecker

More info about the vulnerability is available here:

1. Blog post: https://securityintelligence.com/android-vulnerabilities-attacking-nexus-6-and-6p-custom-boot-modes/

2. Another blog post: https://securityresear.ch/2017/01/05/attacking-android-custom-bootmodes/

3. Paper: https://bit.ly/2iRwwUd

Nexus 6P was patched as part of the January 2017 Security-bulletin

Nexus 6 was patched as part of the November 2016 Security-bulletin